Compare

Valves of Encyonopsis dakotae are larger and have a larger central area and lower stria density. Encyonopsis medicinalis valves are smaller and elliptic-lanceolate in shape. Encyonopsis descripta and E. descriptiformis have large, rounded central areas. Encyonopsis descriptiformis also has rostrate to short, apiculate apices. Encyonopsis descripta var. asymmetrica has a larger central area and lower stria density.

LM scalebar = 10 µm
Encyonopsis Czarneckii 1 Encyonopsis Czarneckii 2 Encyonopsis Czarneckii 3 Encyonopsis Czarneckii 4 Encyonopsis Czarneckii 5 Encyonopsis Czarneckii 6 Encyonopsis Czarneckii 7
Length Range
19.6-30.1 µm
Width Range
3.7-5.2 µm
Striae in 10 µm
22-24 at the valve center, 24-26 near the apices

Encyonopsis dakotae

L.L.Bahls 2013

Encyodescripta1 Encyodescripta2 Encyodescripta3 Encyodescripta4 Encyodescripta5 Encyodescripta6
Length Range
24-32 µm
Width Range
4.8-6.5 µm
Striae in 10 µm
18-20 at the valve center, 21-23 at the apices

Encyonopsis descripta

(Hust.) Krammer 1997

Encyonopsis Descripta3 Encyonopsis Descripta7 Encyonopsis Descripta6 Encyonopsis Descripta1 Encyonopsis Descripta2
Length Range
25.7-29.9 µm
Width Range
5.4-6.6 µm
Striae in 10 µm
18-20 at valve center, 20-22 near the apices

Encyonopsis descriptiformis

L.L.Bahls 3013

Encyonopsis Descripta 2 Encyonopsis Descripta 3 Encyonopsis Descripta 5 Encyonopsis Descripta 4 Encyonopsis Descripta 7
Length Range
22.6-34.1 µm
Width Range
5.6-6.7 µm
Striae in 10 µm
18-20 at valve center, 20-22 near the apices

Encyonopsis medicinalis

L.L.Bahls 2013

Encyonopsismedicinalis1 Encyonopsismedicinalis2 Encyonopsismedicinalis3 Encyonopsismedicinalis4 Encyonopsismedicinalis5 Encyonopsismedicinalis6 Encyonopsismedicinalis7
Length Range
14.0-21.4 µm
Width Range
4.8-5.9 µm
Striae in 10 µm
20-23 at the valve center, 22-24 near the apices

Also compare to

Encyonopsis descripta var. asymmetrica

Krammer 1997